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Hub sprocket for 12B roller chain
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- 3/4 x 7/16 / DIN 8187 - Pitch 19.05 mm - Tooth widths: 12B-1: 11.1 mm, 12B-2: 30.3 mm, 12B-3: 49.8 mm - For products with a ready-made keyway, the name indicates the bore, e.g. D=30H7+ku - Also available machined according to drawing - Material: C45 Markings: - de=top diameter (mm) - dp=pitch diameter (mm) - dm=hub diameter (mm) - D=diameter of pre-drilled or finished shaft bore (mm) - b=width of individual tooth (mm) - B=total tooth width (mm) |
12B-3 Z=57 Triplex Sprocket
T 34-57 Chain Ring
Product number: 10500028356
Details
Technical details
| Sales unit | Piece |
|---|---|
| Teeth quantity Z | 57 |
| A mm | 70 |
| Gears | 3 |
| Ketjutyyppi | 12B |
| B mm | 49,8 |
| b mm | 10,8 |
| de mm | 353,34 |
| D mm | 25 |
| dm mm | 140 |
| dp mm | 345,81 |